Convert SGI to FLIF

Bulk SGI to FLIF conversion with consistent results. Set it up once, process thousands of files with the same quality every time.

reaConverter transforms SGI files to FLIF quickly and reliably. Drag in folders, set your options, click Convert, done. No cloud accounts, no file uploads, no complicated setup. Just install and start converting.

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How to Convert Multiple SGI Images to FLIF?

1. Download and Install reaConverter

First, grab reaConverter from the download button below. Installation is fast, and the software runs offline — no account or signup needed. Built-in editing tools let you resize, crop, or watermark as you convert.

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Install reaConverter

2. Load your SGI files

Load your SGI files into reaConverter. You can add individual files or point to folders, and the software will queue everything automatically.

Select SGIs from a folder or drag-and-drop them directly into the reaConverter window.

Load your SGI files into reaConverter

3. Select FLIF as output format

Choose FLIF for output and set your save location. reaConverter lets you customize quality and apply edits before conversion.

Select FLIF as output format

4. Start SGI to FLIF conversion

Press the Convert button and reaConverter takes care of the rest. Processing time depends on file size and volume.

Start Conversion

After processing, find all your new .flif files in the output location. The log shows details for each conversion.

SGI to FLIF Converter

reaConverter offers the fastest, simplest solution for converting your SGI files into FLIF in seconds - all images processed on your PC for maximum privacy and speed.

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Do more with your images

Converting SGI images for use in a larger project? With reaConverter, you can convert, edit, and enhance your images in one streamlined process.

Our range of editing options includes such image processing actions as Resize, Rotate, Crop, Color Replace, Watermarks and more. Adjust actions include RGB, HLS, HSV, Brightness and Contrast. Auto-processing options are also available, such as auto-rotate and auto-crop.

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User Reviews

Average User Rating:
Last updated on January 15, 2026
"An excellent program! I use it regularly in my work - it supports nearly every file format imaginable. The interface is intuitive and runs flawlessly every time."
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"For agencies handling confidential data, reaConverter eliminates cloud-upload risks while delivering unmatched conversion reliability. Our team uses it both in-office and remotely with identical results."
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"Our volunteer team uses reaConverter to prepare images for fundraising campaigns. The learning curve was minimal, and the results are professional-grade. The customer support team even helped us customize a workflow — fantastic service!"
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"Converts files in seconds! Finally a tool that's both fast and simple to use."
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"I'd been searching for reliable conversion software forever — reaConverter has everything I need! After installing and watching the tutorial, I had my files converted to the perfect format in minutes. Flawless experience!"
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SGI to FLIF Conversion: FAQ

What are SGI files?

SGI (Silicon Graphics Image) is a raster image format associated with Silicon Graphics workstations. It is a bitmap file that can store black-and-white, gray-scale and color images, and may also contain color maps and alpha channels. SGI files are sometimes referred to as RGBs and can either use no image compression or RLE compression. Alternative extensions for the SGI format are BW, RGB and RGBA.

What are FLIF files?

FLIF (Free Lossless Image Format) is a royalty-free format launched at the end of 2015 as "work in progress" with the aim of offering a better alternative for storing lossless images than the existing PNG, WebP, BPG, JPEG2000 and JPEG XR. FLIF provides similar image quality as the other extensions, but in a file size than can be up to 74% smaller. The new format uses a form of the Adam7 algorithm for compressing images, offering progressive interlacing that allows users to obtain a reasonable encoding of an image even from a partial download.

Can reaConverter convert SGI to FLIF?

Yes! reaConverter instantly converts .sgi to .flif with perfect quality preservation. With its batch processing feature, you can convert multiple files at once in just a few clicks. You can even convert images directly from Windows Explorer using the right-click menu — fast and convenient.

What is reaConverter used for?

reaConverter is a software program used for converting images and other types of files from one format to another. It supports a wide range of file formats and allows users to convert multiple files at once, making it a valuable tool for graphic designers, photographers, and other professionals who work with digital images. reaConverter also includes features for resizing, cropping, and editing images, along with batch processing capabilities that help automate repetitive tasks.

Can I convert SGI to FLIF online?

If you only need to convert a few SGI files to FLIF format, feel free to try our free online free online SGI to FLIF converter — perfect for small batches with no installation needed!

How can I turn SGI files into FLIF on my computer?

The best way to change SGIs to FLIFs on your PC is to install a quality piece of software, such as reaConverter. This software is extremely efficient in managing a wide range of batch files conversions, including conversion from SGI to FLIF.

How can I automate SGI to FLIF files conversion?

reaConverter supports all the most useful automation features such as right-click сonversion and Watch Folders for the most efficient automated files conversion in any software of this type.

Is there a way to convert SGI files to FLIF using the command prompt?

reaConverter provides full access to all its features via Windows command line, including a high-performance command-line sgi to flif converter for batch processing.

What else can I do with reaConverter?

Change file creation dateConvert Gerber imagesCrop imagesConvert GIS filesConvert DICOM images

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